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Silence, Fool! Kill a guard ringing a bell.

Master Ninja Kill 50 Enemies by Melee-Attacking from Behind

The Greatest SOB That Ever Lived Laugh in danger's face by executing a Clutch Nixon stunt in each region (Solo Campaign only).

30 Kills: Desert-5 Kill 30 Enemies with the Desert-5

Glub Glub Glub Drown 3 enemies using a water finisher

Pack Rat Grab 1 of each collectible item. You never know when it will come in handy (Solo Campaign only).

Craftswoman Craft 5 pieces of Equipment

Ignoble Beasts Kill a bison using only melee weapons (Campaign only).

Where's the Beef? Tenderize a bull with your bare hands. To death (Campaign only).

Relic Finder Find the Strange Relic

Four of a Kind Kill 4 enemies in a row with headshots in the single player campaign.

The Price of Truth Finish the game on any difficulty

Weaponsmith Fully upgrade any weapon

Charted! - Normal Finish the Game on Normal Without Changing the Difficulty

Fluent Reach max proficiency in any language

ARCADE Hero Play the 'Arcade Hero' mode 5 times (Arcade only).

Save the Bacon Protect 'War Pig', the Abrams tank.

Sole Survivor In multiplayer, be the only player on your team that isn't dead or downed.

Intermediate Fortune Hunter Find 40 Treasures

Run-and-Gunner Kill 20 Enemies by Shooting from the Hip (without aiming)

Fish Market Sell 20 fish for cash (Campaign only).

30 Kills: Wes-44 Kill 30 Enemies with the Wes-44

30 Kills: Moss-12 Kill 30 Enemies with the Moss-12

Good Samaritan Complete 3 Missions

Daredevil Kill an enemy while blinded by a flashbang in the single player campaign.

Shock Tactics Retrieved Shock Jockey.

Abandon All Hope Baba Yaga: Enter the Wicked Vale

Death From Above Operate an AC-130 gun ship.

Bare-knuckle Expert Defeat 10 Enemies in a row with Hand-to-Hand Combat

Inconceivable! Complete all challenges.

Self-Improvement Junkie Purchase all skills in a single category

Big Spender Spend $50000 in Vehicle Shops (Campaign only).

Cheater Cheater Activate a Tweak

Maxed One Track The player has purchased every slot in one of the Plasmid or Tonic tracks

Rescue Roycewicz Save Pvt. Roycewicz on the stairs.

Straight Flush Kill 5 enemies with one shot while in the AC-130 gunship.

50 Kills: Micro-9mm Kill 50 Enemies with the Micro-9mm

Follow the Leader Compare Statistics with Friends

First Class Ticket In the Main Campaign, boarded The First Lady.

50 Kills: SAS-12 Kill 50 Enemies with the SAS-12

Coins in the Cushion In the Main Campaign, looted 200 containers.

Survivor Kill 75 Enemies in a Row Without Dying

Skilled Hacker The player has successfully completed 50 hacks

A Moment of Clarity Baba Yaga: Face the Witch and Live

Became a Big Daddy The player has become a Big Daddy

Defeated Atlas The player has defeated Atlas

Hitting it Off Play 3 quests with a friend (Campaign only).

Roadkill Kill 2 enemies by blowing up a car in the single player campaign.

ARCADE Player Reach level 20 in the Arcade (Arcade only).

Drained the Flood Completely drained the floodwater from inside the Greycatch.